This is an old-time formula from the Potters Cyclopaedia of Botanical Drugs and Preparations from England. It supports all functions of the heart. Hawthorne berries reduce high blood pressure caused by the hardening of the arteries and kidney disease. Check with your physician if on Digoxin. CAUTION: Consult your doctor before use.Made with love and the highest quality ingredients, including ionized water and grain alcohol. I include an information sheet telling about the herbs and any drug interactions.